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Stories tagged with “Paul Krugman

Alyssa

Science Fiction Made Paul Krugman Become An Economist, Or, the Case for Caring About Culture

One of the things that irritates me most is people — progressives in particular, because conservatives tend to be more vigilant on this score — who dismiss culture as if it’s unimportant, or as if people aren’t influenced by it. And my favorite counterargument of the moment comes from Paul Krugman, who went into economics because he wanted to be Hari Seldon when he grew up:

The background story is, I read Foundation back when I was in high school, when I was a teenager, and thought about the psychohistorians, who save galactic civilization through their understanding of the laws of society, and said “I want to be one of those guys.” And economics was as close as I could get. Those are pretty unique novels — they really are structured nothing like even the great bulk of science fiction, because they are about how social science can be used to save humanity…, we don’t exactly have the laws of psychohistory, but we do have some pretty good guidelines. The other thing, of course, is in Foundation, Hari Seldon is able to put together his long term plan and actually nudge history in the direction he wants it to go, and so far I’m feeling not like Hari Seldon but like Cassandra. I keep on predicting bad things, no one will believe me, and then they happen…Not everyone, obviously, but social scientists in general … I have friends, political scientists, sociologists, who all share an interest at least in certain kinds of science fiction. It’s speculative, we’re thinking about what society could be like. Never mind the gadgets, although they create the alternative worlds, but a lot of it is thinking about society.

Fiction is about defining the outer limits of possibility: you show a kid a world where economists can shape the fate of humanity, and he’ll embrace realistic possibilities for social science he might never have been attracted to in the first place. Show girls superheroines and master archers as well as princesses and maybe some activity will catch a spark. I sometimes write that a movie or television show feels surprising because I didn’t think it was something that could exist. What really ends excites me about those pieces of art is that they’re times when popular entertainment is matching what’s truly possible in the world, and occasionally exceeding it. It’s artistically and societally depressing when media rooted in imagination turns out images and societies that are vastly more crabbed than our world actually is.

By that I don’t mean that we can’t explore oppression, or myopic people. But when books, or music, or movies fall into replicating the same old character tropes, or means of interactions between people, or possibilities for science and technology without acknowledging that society’s moved on around them, there’s something sad about that, both as a failure of art, and of excitement for the future. Or, as D.H. Lawrence put it, in a marvelous line cited by Austin Allen in an essay on the power of literature, fiction “Changes the blood first. The mind follows later, in the wake.”

Economy

Krugman Debunks Claim That Businesses Pay ‘The Single Highest Tax Rate In The World’

Nobel Prize winning economist Paul Krugman hit back against the GOP’s claim that American businesses pay the highest corporate taxes in the world during an appearance on ABC’s This Week Sunday morning, lashing out at Mitt Romney’s California campaign co-chair and former Hewlett Packard CEO Carly Fiorina.

Fiorina — who unsuccessfully challenged Sen. Barbara Boxer’s (D-CA) senate seat in 2010 — insisted that “we now have the single highest business tax rate in the world” and claimed that companies are moving jobs overseas to avoid this burden. Krugman snapped back against her assertion, noting, “nothing you said about business taxes is actually true”:

FIORINA: We now have the single highest business tax rate in the world. Guess what, with the highest tax rate in the world, we see the same thing around the world as we see in states. States with lower tax rates have more jobs, more people. People leave states with higher tax rates. The data is crystal clear.

KRUGMAN: Nothing you said about business taxes is actually true. …. If you look at the actual tax collections in the United States on business, they’re lower than other advanced countries. And if you look at the alleged finding that high business taxes cause job loses in states, it goes away. Kick the tires even slightly and the whole thing falls apart. It’s just not true.

Watch it:

Indeed, a recent study from the Center for Tax Justice (CTJ) found that “the U.S. is already one of the least taxed countries for corporations in the developed world.” As a share of GDP, the U.S. had the second lowest tax rate, behind only Iceland. In 2009, U.S. corporate taxes had fallen to only 1.3 percent of GDP, from 4 percent in 1965.

The Political Economy Research Institute at the University of Massachusetts concluded that “the worst fears of the policy debates over raising additional revenue from high-income households to sustain spending on public services are unlikely to materialize.” Millionaires will attempt to avoid higher taxes by changing the composition of their incomes, but don’t, in fact, move to avoid the higher fees.

Climate Progress

Natural Born Drillers: Krugman Explains Why Fossil Fuel Boom Doesn’t Lower Prices Or Create Many Jobs

To be a modern Republican in good standing, you have to believe — or pretend to believe — in two miracle cures for whatever ails the economy: more tax cuts for the rich and more drilling for oil. And with prices at the pump on the rise, so is the chant of “Drill, baby, drill.” More and more, Republicans are telling us that gasoline would be cheap and jobs plentiful if only we would stop protecting the environment and let energy companies do whatever they want.

In place of the news round up today, I’m excerpting Paul Krugman excellent op-ed, “Natural Born Drillers.” The Nobel-prize winning economist debunks popular but fact-free right-wing myths:

Thus Mitt Romney claims that gasoline prices are high not because of saber-rattling over Iran, but because President Obama won’t allow unrestricted drilling in the Gulf of Mexico and the Arctic National Wildlife Refuge. Meanwhile, Stephen Moore of The Wall Street Journal tells readers that America as a whole could have a jobs boom, just like North Dakota, if only the environmentalists would get out of the way.

The irony here is that these claims come just as events are confirming what everyone who did the math already knew, namely, that U.S. energy policy has very little effect either on oil prices or on overall U.S. employment. For the truth is that we’re already having a hydrocarbon boom, with U.S. oil and gas production rising and U.S. fuel imports dropping. If there were any truth to drill-here-drill-now, this boom should have yielded substantially lower gasoline prices and lots of new jobs. Predictably, however, it has done neither.

Outside of the WSJ editorial page, though, even the newspaper itself doesn’t buy this nonsense (see Murdoch’s Wall Street Journal and Koch-Fueled Cato Agree: “It’s Not Obama’s Fault That Crude Oil Prices Have Increased”).  Nor does the public (see Poll: 66% Blame Big Oil and MidEast Countries For High Gas Prices, 23% Blame Obama).

Here’s more from Krugman:

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NEWS FLASH

Krugman: ‘Tinfoil Hats Have Become A Common, If Not Mandatory, GOP Accessory’ | Republican presidential candidate Rick Santorum “declared that climate change is a hoax,” New York Times op-ed columnist Paul Krugman writes, “part of a ‘beautifully concocted scheme‘ on the part of ‘the left’ to provide ‘an excuse for more government control of your life.’ You may say that such conspiracy-theorizing is hardly unique to Mr. Santorum, but that’s the point: tinfoil hats have become a common, if not mandatory, G.O.P. fashion accessory.”

Climate Progress

Solar Is Surging

Solar power is advancing at a remarkable rate. Major investments by the Obama administration and much greater investment by the Chinese government have accelerated competition, driving down prices for high-quality solar modules. Installation of solar projects in China has exploded. In China, 195 projects, with a total capacity of over 1.8 GW, will be installed within 2011, comparable to installations in the United States. In today’s New York Times, Paul Krugman describes how the fossil fuel industry and its allies are attacking solar’s success:

We are, or at least we should be, on the cusp of an energy transformation, driven by the rapidly falling cost of solar power. That’s right, solar power. If that surprises you, if you still think of solar power as some kind of hippie fantasy, blame our fossilized political system, in which fossil fuel producers have both powerful political allies and a powerful propaganda machine that denigrates alternatives. [...]

Let’s face it: a large part of our political class, including essentially the entire G.O.P., is deeply invested in an energy sector dominated by fossil fuels, and actively hostile to alternatives. This political class will do everything it can to ensure subsidies for the extraction and use of fossil fuels, directly with taxpayers’ money and indirectly by letting the industry off the hook for environmental costs, while ridiculing technologies like solar.

Solar powered-electricity is getting close to the price of coal-fired electricity, Krugman notes. “And if we priced coal-fired power right, taking into account the huge health and other costs it imposes, it’s likely that we would already have passed that tipping point.”

Climate Progress

Krugman Slams “Latest Obama Cave-In,” Explains Why “Tighter Ozone Regulation Would Actually Have Created Jobs”

Krugman:  ”It would have forced firms to spend on upgrading or replacing equipment, helping to boost demand. Yes, it would have cost money — but that’s the point! And with corporations sitting on lots of idle cash, the money spent would not, to any significant extent, come at the expense of other investment.

http://static01.mediaite.com/med/wp-content/uploads/2011/01/paul_krugman-300x300.jpgThe Nobel prize-winning economist, Paul Krugman, had a great piece on his blog Saturday, “Broken Windows, Ozone, and Jobs.”

This was the same point I was (briefly) making in my Friday post on Obama’s dreadful decision: “The standard would not have any noticeable negative impact on the economy and, if anything, would have driven investment and innovation even in the short term.”

Krugman explains why this is especially the case in the severe economic downturn we are now in:

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Climate Progress

Must-Read Krugman: GOP is Now “Aggressively Anti-Science, Indeed Anti-Knowledge,” Which Should “Terrify Us.”

Now, we don’t know who will win next year’s presidential election. But the odds are that one of these years the world’s greatest nation will find itself ruled by a party that is aggressively anti-science, indeed anti-knowledge. And, in a time of severe challenges — environmental, economic, and more — that’s a terrifying prospect.

Paul Krugman had a terrific column in the New York Times Sunday, “Republicans Against Science.”  He discusses not just the anti-science nature of the GOP  as it applies to global warming, but their anti-knowledge approach as it applies to economic theory.

Here’s more:

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Climate Progress

August 29 News: Ohio EPA Wants to Limit Fracking Pollution; Emerging Powers Call for Extending Kyoto Climate Deal

http://www.setexasrecord.com/content/img/f234172/frackingdiagram.gif

Ohio EPA Proposes Pollution Limits on Fracking

Companies drilling for oil and natural gas in shale formations in Ohio might soon face air pollution limits on new wells.

The practice of horizontal drilling and hydraulic fracturing, or “fracking,” in pursuit of gas can require multiple wells on a single site, creating a concentration of equipment that can leak hazardous airborne compounds, The Columbus Dispatch reported. That’s causing concern about the pollutants the drilling operations might release, and the Ohio Environmental Protection Agency has proposed requiring oil and gas drillers to get permits that would set pollution limits.

“This is no longer the individual little well you see out in farm fields,” Ohio EPA spokesman Mike Settles said. “This is a sizable operation with pieces of equipment that need to be covered by an air permit.”

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Politics

George Will mocks Krugman’s Nobel Prize: It’s ‘in economics, not in practical Washington wisdom.’

On ABC’s This Week roundtable yesterday, conservative pundit George Will took a jab at Nobel Prize-winning economics professor Paul Krugman. After Krugman noted that ObamaCare bears a lot of similarities to RomneyCare, he tried to dissipate people’s fears about what’s in the law. “I do international trade stuff,” Krugman said, “somebody should look at a trade agreement which typically runs at 23,000 pages, right? This is nothing much.” Will responded, “Well, first of all, Paul’s prize is in economics, not practical Washington wisdom.” Watch it:

Apparently deeming himself a Nobel laureate of “Washington wisdom,” Will proceeded to offer a dose of his brilliance. “One of the ways that this simple, workable legislation is going to be made to work is the IRS is going to hire about 16,000 new agents,” Will proclaimed. That may be Will’s version of “Washington wisdom,” but it’s not true. This past week, IRS Commissioner Doug Shulman debunked the right-wing myth that IRS agents are going to auditing taxpayers to determine if they have health insurance.

Climate Progress

The Gap Between Climate Science And Economics Is A Chasm

Why does society seem incapable of grappling with the destructive threat of global warming? From the perspective of climate scientists, the question of whether fossil fuel pollution puts modern civilization in jeopardy is a solved problem. Now scientists are spending their efforts on observing the results of the global experiment, tracking just how the increase in climatic entropy disrupts the planet’s ecosystem, and arguing whether we’ve passed tipping points into runaway global warming (thus necessitating doomsday geo-engineering exercises) or whether there’s still time to limit the damage (to a few thousand species and a dozen low-GDP nations) by the complete elimination of fossil fuels within a few decades.

The consensus economic view, however, is profoundly different. Nobel Prize-winning economist Paul Krugman inadvertently shows the sorry state of the understanding by economists of global warming in a recent blog post, in which he writes down a “toy model that hopefully clarifies the issues” of climate policy:

Krugman's toy model

See! The problem can be boiled down to three straight lines, intersecting at the optimal balance of economic and environmental impacts. This level of understanding is about as developed as recognizing that burning fossil fuels could heat up the atmosphere, which physicists realized in 1896, 114 years ago.

Unfortunately, Krugman’s toy is actually better than most economic thinking.

Business-as-usual projections used by the federal government, such as the Energy Information Administration, the Environmental Protection Agency, the Department of Labor, and the Congressional Budget Office, don’t take into account climate disruption, which comes in the form of temporary, regional catastrophes (a flood, storm, hurricane, heat wave, wildfire), widespread catastrophes (collapse of coral reefs and forests, decadal drought), and possibly global catastrophe (several feet of sea level rise, permanent El Nino, permafrost melt). The International Energy Agency has only begun to do so in its most recent world energy outlook.

Popular economic models for climate policy, such as Dr. William Nordhaus’s DICE model, use climate damage formulas that have no basis in reality, maxing out at 10% reductions in GDP under runaway global warming ten times what has already been experienced. Citing such models, Congressional Budget Office chief Doug Elmendorf testified that the U.S. economy would be “relatively insulated from climate effects” from 4-6°C warming — at least 500% more warming than present. His “pessimistic estimate” of the damages? Three percent of GDP.

Krugman also writes about the work of Harvard economist Martin Weitzman:

As for the welfare sensitivity: Marty Weitzman has managed to scare me, by pointing out that there’s a pretty plausible case that a rise of 5 degrees C – which is no longer an outlandish prediction – would be utterly catastrophic. You don’t have to be sure about this; just a significant probability is enough.

Climate scientists have come to the consensus that a rise of more than 2 degrees C — about three times present warming — would be utterly catastrophic, and repeatedly caution that even that threshold is not necessarily safe. It is frankly baffling that even the best economists studying climate policy have the fantasy that modern human civilization has a reasonable possibility of sustaining 5 degrees C of warming without suffering on an unprecedented scale.

There are beginning efforts by the federal government to at least include some assessment of the cost of carbon pollution in its analyses, using a “social cost of carbon” in new energy regulations. But even this crude mechanism isn’t factored into policy where it’s really needed, such as the Departments of Treasury and Defense.

That said, Paul Krugman is orders more brilliant than I can even fathom, and back-of-the-napkin calculations can be a powerful tool, if the scribbles are the result of a brilliant mind. For example, climate scientist Stephen Schneider praises the effectiveness of “simple simulations of complex models” in his excellent book “Science as a Contact Sport.” Schneider, by the way, has been considering the prospect of doomsday geoengineering since 1996.

Update

In line with Krugman’s thought experiment, The Economics for Equity and Environment Network describes how to reconfigure the DICE model assumptions to deliver results consistent with climate scientist recommendations:

The DICE default value for climate sensitivity is
3°C. The second parameter determines the effect of temperature increases on the economy. DICE assumes, on
the basis of little or no evidence, that climate-related economic damages depend on the square of temperature
increases
. We explore the alternate assumptions of damages based on the cube, fourth, or fifth power of
temperature increases. With the assumption of 6°C climate sensitivity and a damage exponent of 4 or 5, DICE recommends something close to the Hansen scenario: all carbon emissions are eliminated before the middle of this century; peak temperature increases are one degree or less; and atmospheric concentrations of CO2 are 360 ppm or less at the beginning of the next century.


Update

,Economist James Barrett emails:

There are only really 2 lines in that graph. The third (the two sets of arrows pointing toward the intersection of the other two) is actually just an indicator of the dynamic path toward equilibrium.

Most of economics boils down to the weighing of costs and benefits in one way or another. It’s the warp drive of economics. You can build as fancy a ship around it as you want, but buried in the middle is something doing this balancing. Krugman has stripped it down to it’s barest elements and made it transparent, but it’s the same basic reasoning that dates back to Adam Smith in 1776, or maybe Alfred Marshall in 1890.

All Krugman has done is to re-arrange the process of weighing costs and benefits in a way that makes more sense to him and is readily adaptable to two important variables, the passage of time and the difference between the stock of carbon in the atmosphere and the flow of carbon into the atmosphere. (I think inverting the capital accumulation decision is a pretty elegant way of doing this. Anyone who is facile with those models can use this easily. I wouldn’t have done it this way, but I’m not a serious student of that field.)

I think Krugman’s big mistake in all this is the statement that “there doesn’t seem to be much disagreement about the economic costs of carbon abatement.” The damage function is something of a red herring to me. The real problem I have with Nordhaus’s model is not that it underestimates the damage that climate change will create, but rather that it presents a view of the economy as a very rigid beast. You have to bludgeon it with an extremely painful price signal to get it to change course, and carrots are very nearly useless. In that sense, it doesn’t matter whether you have to change course a little to get to 550ppm or a lot to stay below 350, moving this thing off the path to 750 is just too damn hard. The conventional economic wisdom is that you need a really high carbon price to move the carbon needle and that high price will put the hurt on the economy. Part of the reason why the CW ends up here is that some very old and incorrect economic assumptions are buried deep, below the level that Krugman exposes in his toy model, so that even he ends up in the wrong place.

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